Devops Engineer

❖ Experience in providing Level 3 (L3) support as on-call engineer for Priority 1 (P1) and Priority 2 (P2) incidents for multiple infrastructures/applications.
❖ Experience in using ticketing tools and bug tracking systems such as PagerDuty, Jira, and ServiceNow to assist in Incident Management.
❖ Experience in creating a very secure infrastructure in AWS by configuring VPC (virtual Experienced in configuring Cloud platform such as Virtual Networks Multi-site, Cross-site, VMs, Azure AD, Load Balancers, Azure SQL, Cloud Services, etc.
❖ Strong knowledge of monitoring and log analytic tools such as Data Dog, Splunk, and Application Insights (Azure).
❖ Designed, deployed, and configured Multi-region N-tier application to Azure cloud environment using Terraform.
❖ Deployed and configured Azure Virtual Networks (VNets),
❖ subnets, Azure network settings, DHCP address blocks, DNS settings, security policies, VPN gateway, NAT, and route table using Terraform and Azure portal.
❖ Integrated Data Dog webhooks with Azure functions to automate execution of scripts.
❖ Wrote scripts in various languages (Python, PowerShell, Bash) to automate response to recurring incidents, replacing the need of manually solving tasks.
❖ Implemented virtual machine scale sets and configured load balancers to distribute network tra
❖ Deployed Cosmos DB hosted on Azure App Service Plan. Connected and enclosed the backend to a private subnet with private endpoints.
❖ Followed security best practices by implementing security rules with Network Security Groups.
❖ Used Kubernetes to orchestrate the deployment, scaling, and management of Docker containers.
❖ Created Kubernetes YAML deployment and service files and deployed application to AKS (Azure Kubernetes Service) cluster.
❖ Maintained code quality across multiple mobile software development environments
❖ Participated in the design, development, and implementation of complex server and mobile based applications
❖ Profiled and helped optimize the code to get the best possible performance across various devices
❖ Created Docker file and built Docker images from scratch. Also created docker-compose. YAML to define services, connect and deploy multi-container applications.
❖ Experience in writing Infrastructure as code (IaC) in Terraform. Created reusable Terraform modules in Azure cloud environments.
❖ Managing systems routine backup, scheduling jobs like disabling and enabling crone jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
❖ Log file was managed for troubleshooting and probable errors. Responsible for reviewing all open tickets, resolve and close any existing tickets.

❖ Provides security expertise for cloud-based DevOps development and deployment
❖ Assess and reviews cloud network configurations from a security angle; as well as fix any issues
❖ Work closely with functional-area specialists, cloud architects, and security specialists.
❖ Working with client companies to make sure their data is properly secured
❖ Experience implementing security controls around data and data products
❖ Designed and implemented AWS cloud-based instances for use on their current and upcoming projects.
❖ Migration to Amazon Web Services & cloud technologies from their current datacenter and virtual environments.
❖ Worked with Amazon Web Services (AWS), EC2 Storage Managements integration and utilization within the infrastructure and applications.
❖ Infrastructure deployment, administration, troubleshooting and configuration of virtual and cloud instances on AWS and VMware platforms.
❖ Implemented AWS solutions using S3, RDS, EBS, Elastic Load Balancer, and Auto scaling groups.
❖ Responsible for Design of different Release Environments for new projects and monitoring.
❖ Implementing a Continuous Delivery framework using Jenkins, Chef, and Maven & Nexus in Linux environment.
❖ Creating, Utilizing, Managing Policies in S3 buckets on AWS. .
❖ Working on transferring SQLite data generated to S3 bucket using Python scripts.
❖ Working on Data Lakes in AWS using the SQLite data transferred to the S3 bucket.
❖ Using Cloud Formation tools like AWS Glue worked on Big Data related Data Lakes on Amazon Web Services.
❖ Created IAM roles to work on Data Lakes and added database to run it on demand.
❖ Wrote templates to build the infrastructure for the Vue.js application. NPM (Node Package Manager) dependencies were installed and used to run the application.
❖ Created a resource group which includes storage accounts, containers, functions, and SQL databases.
❖ Created CI/CD Pipelines in AZURE DevOps environments by providing their dependencies and tasks.
❖ Created azure key-vault to store all the credentials for SQL databases and API keys.
❖ Hands on software development experience in three or more of the following higher level programming languages: Shell scripting, Bash, Python, Java, Javascript, C#, NodeJS.
❖ Automated configuration management and deployments using Ansible playbooks and Yaml for resource declaration. And creating roles and updating Playbooks to provision servers by using Ansible.
❖ Worked on monitoring servers using Nagios, Splunk using logging tools like ELK.
❖ Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions.
❖ Created Resource groups, App Services and Storage accounts manually on the Azure portal and later converted them to code, for the automation and easy migration keeping the future in mind.
❖ Created different stages, Published the Artifacts, Copied the files and archived the files.
❖ Similarly, when the Master branch of GitHub is updated, it directly triggers staging, where you can verify all the developments before it moves to production.
❖ Created different pipelines, one for the cloud deployment, other for the backend data& one for Data flow.
❖ Wrote ARM templates and PowerShell Scripts, to automate the pipelines as a code.
❖ Performed Integrated delivery using Jenkins. Done Branching, Tagging, Release Activities on Version Control Tools GitHub.
❖ Worked in an Agile methodology model, using Jira as the project management tool.
❖ Wrote the Bash Scripts for cloning the GitHub and setting up the project to work on the visual studio 2019.
❖ Worked on Visual studio 2019 and built the project using MS Build for the continuous integration.
❖ Worked on the Code Quality using SonarQube. Installed SonarQube plugin in Jenkins and integrated with project. Integrating SonarQube in the CI pipeline for code coverage reports.
❖ Used Jenkins and pipelines to drive all micro services builds out to the Docker registry and then deployed to Kubernetes
❖ Assisting with creating and maintaining an automation and monitoring framework
❖ Implement and manage infrastructure as code through Chef and other automation tools
❖ Developing continuous delivery pipeline in cloud environment.

❖ Designing, configuring and/or developing security for AWS cloud Platform
❖ Confirms project teams comply with regulatory compliance and best practices
❖ Ensures adequate security solutions and controls are in place throughout AWS Cloud platform, services, and solutions
❖ Automate AWS cloud security solutions and controls.
❖ Deployed and monitored scalable infrastructure on Amazon web services (AWS)& configuration management using puppet and Ansible.
❖ Provisioned tasks-based roles on Ansible playbooks for parallel deployment on multiple servers and provisioning of infrastructure with custom build plugins and modules
❖ Worked with projects using OpenShift client for Jenkins builds for various configurations.
❖ Provisioned AWS resources like EC2, VPC, EBS, AMI, S3 buckets, creation of subnets, and all other operational tasks using Ansible.
❖ Provisioned entire on-premise infrastructure on AWS cloud using CloudFormation scripts for high availability and fault tolerance.
❖ Setup a Continuous Delivery pipeline using Ansible playbooks, which consists of sonar Server and Jenkins, the Infrastructure to run these packages, and various software components like Maven.
❖ Developed and supported the RHEL based infrastructure in the cloud environment.
❖ Migrated on premise Oracle database to AWS RDS using S3 and AWS VPC Peering.
❖ Supported AWS cloud instance, including management and configuration of various AWS services.
❖ Worked on creating EC2 instances, updating security group and IAM policies.
❖ Configured the entire existing stack in service-oriented architecture using Red Hat OpenShift’ s Kubernetes platform.
❖ Experience in working Terraform, Hashicorp.
❖ Worked with Ansible and CloudFormation scripts to build the base infrastructure with all necessary AWS services like VPC and EC2 for master/infra and app nodes.
❖ Performed Shell and Perl scripting for automotive tasks in Linux and wrote scripts on Python.
❖ Created S3 bucket ad updated the bucket policies, versioning, and lifecycle. Setup static web content on S3 bucket.
❖ Used Jenkins to test the workflow of retrieving and running puppet modules from GitHub onto different test slaves.
❖ Use Java, the Android framework, the iOS framework, Windows phone developments, and hybrid app development
❖ Make recommendations to users and management regarding system expansions, alternative approaches, enhancements, and operational improvements
❖ Work closely with user and management to maintain and continually improve the operations, maintenance, and documentation of the systems
❖ Develop application solutions following an established Software Development Life Cycle (SDLC) process.
❖ Developing and promoting standard operating procedures and creating processes and tooling for operation efficiency

Client: U.S. Bank, Minneapolis, MN
Duration: Nov 2018- Jan 2020
Titles: AWS Cloud Engineer

Responsibilities:
❖ Supported AWS cloud instance such as management & configuration of various AWS products.
❖ Performed all the Linux operating system management, patch management, configuration management on the Linux instances in AWS
❖ Worked on AWS cloud computing platforms and its versatile scalability such as VPC, EC2, ELB, IAM, S3, auto scaling, code deploy, RDS, Lambda, custom monitoring with cloud watch.
❖ Worked on AWS in creation of Autoscaling Group and lunch configuration
❖ Configured an AWS Virtual Private Cloud (VPC) and Database Subnet Group for isolation of resources within the Amazon RDS Aurora DB cluster.
❖ Orchestrated and migrated CI/CD processes using Cloud Formation, terraform templates, and containerized the infrastructure using Docker setup in AWS and Amazon VPCs.
❖ Wrote the Terraform scripts to install the Kubernetes cluster and its dashboard on to the AWS.
❖ Managed all existing servers and automated the build/configurations of new servers by integrating Ansible to manage and integrated Ansible with Jenkins, GitHub, and Maven.
❖ Wrote scripts on Python, shell and bash and modified existing scripts on automations.
❖ Wrote deploy hooks/scripts for code deploy to deploy code from Git using Jenkins to AWS EC2 instances and have written multiple Jenkins jobs in bash
❖ Created and hardened an Amazon Machine Image (AMI) and installed google authenticator.
❖ Designed, configured, and deployed Amazon Web Services for a multitude of applications utilizing the Amazon Web Services focusing on high-availability, fault tolerance and auto-scaling.
❖ Wrote Docker files and created images out of it as well as pulling and pushing Docker images to various environments from Docker Hub Registry.
❖ Deployed Dockerized Applications in Kubernetes cluster using Helm Charts.
❖ Worked on setting-up continuous deployment pipelines using Jenkins across multiple Kubernetes clusters to stress the clusters with new infrastructure tools for Kubernetes in development environments. Automated these pipelines through Jenkins using pipeline script.
❖ Installed Jenkins on AWS EC2 instance and configured to run all the application cron jobs to run through Jenkins server.
❖ Worked with GIT to store the code and integrated it into Ansible Tower to deploy the playbooks.
❖ Worked on the concept of GIT cloning to create GIT repository.
❖ Used Ansible for central management of Linux configuration files and software package management.
❖ Managed Amazon Web Services (AWS) infrastructure with automation and configuration management tools Ansible.
❖ Configured Jenkins pipeline jobs workflows to improve reusability for building pipelines.
❖ Configured and managed Apache Web Server on Linux for web-based applications using REST/SOAP, Apache, and WebLogic.
❖ Maintained code quality across multiple mobile software development environments
❖ Participated in the design, development, and implementation of complex server and mobile based applications
❖ Profiled and helped optimize the code to get the best possible performance across various devices

❖ Performed installation, configuration and maintenance of Red hat Linux.
❖ Handling HP and DELL servers running on Red hat Linux and SUSE Linux 9.
❖ Linux kernel, memory upgrades and swaps area. Red hat Linux Kickstart Installation. Configuring DNS, DHCP, NIS, NFS in Red hat Linux other Network Services.
❖ Performed daily backups, restoration of data as per requests using Veritas NetBackup.
❖ Worked on Servers consolidation and virtualization using HPSA VSphere virtual infrastructure, HPSA VSphere ESX and performed Network Monitoring Using Nagios tool.
❖ Network trouble shooting using ‘ndd’, 'traceroute', 'netstat', 'ifconfig' and 'snoop' etc
❖ Monitored system performance, user management, system updates and disk & storage management.
❖ Created users, manage user permissions, maintain User & File System quota on Red hat Linux
❖ Administered, maintained Red Hat, operating system, applications & network problems, and performance issues.
❖ Worked as part of a team to keep Linux OS systems maintained and optimized through daily patching, upgrading, and tuning when system maintenance was required.
❖ Configuration of NIS, DNS, NFS, SAMBA, SENDMAIL, LDAP, TCP/IP, Send Mail, FTP, Remote access Apache Services on Linux & Unix Environment.
❖ Responsible for configuring and connection to SSH through SSH clients like Putty Remotely copying files using SFTP, FTP, SCP, WinSCP, and FileZilla.
❖ Diagnosed and resolved problems associated with DNS, DHCP, VPN, NFS, and Apache.
❖ Troubleshooting user SSH and user authentication. Configuring OpenSSL.
❖ Kickstart servers based off RHEL 6.x / 7.x in production, development and testing environments.
❖ Deployed the artifacts stored in the Nexus to the Apache Tomcat Server.
❖ Writing shell/Bash scripts for Automated Back- ups and Cron Jobs.
❖ Maintained Virtual servers in VMware environment.
❖ Participate in installing and configuring UNIX/LINUX based Oracle 10g products.
❖ Responsible for resolving network issues using network tools like ping, TCP traceroute and TCP dump. Managed security of servers.
❖ Production support of Apache and JBoss including installation, configuration, and troubleshooting
❖ Implemented RAID 1 and 5 on mission critical servers such as domain controllers and file servers.
❖ Setup of full networking services and protocols on UNIX, including NIS/NFS, DNS, SSH, DHCP, NIDS, TCP/IP, ARP, applications, kick-start and print servers to ensure optimal networking, application, and printing functionality.
❖ Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
❖ Log file was managed for troubleshooting and probable errors. Responsible for reviewing all open tickets, resolve and close any existing tickets.